package com.cn.wanxi.service;

import com.cn.wanxi.model.ResultModel;
import com.cn.wanxi.model.UserModel;

import java.util.List;

public interface IUserService {
    String add(UserModel userModel);

    String login(UserModel userModel);

    List<UserModel> findAll();

    UserModel findById(int id);

    String update(UserModel userModel);

    ResultModel del(int i);
}
